X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/contrib/queryparser/src/test/org/apache/lucene/queryParser/spans/SpansQueryTreeBuilder.java
diff --git a/lucene-java-3.5.0/lucene/contrib/queryparser/src/test/org/apache/lucene/queryParser/spans/SpansQueryTreeBuilder.java b/lucene-java-3.5.0/lucene/contrib/queryparser/src/test/org/apache/lucene/queryParser/spans/SpansQueryTreeBuilder.java
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+++ b/lucene-java-3.5.0/lucene/contrib/queryparser/src/test/org/apache/lucene/queryParser/spans/SpansQueryTreeBuilder.java
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+package org.apache.lucene.queryParser.spans;
+
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import org.apache.lucene.queryParser.core.QueryNodeException;
+import org.apache.lucene.queryParser.core.builders.QueryTreeBuilder;
+import org.apache.lucene.queryParser.core.nodes.BooleanQueryNode;
+import org.apache.lucene.queryParser.core.nodes.FieldQueryNode;
+import org.apache.lucene.queryParser.core.nodes.QueryNode;
+import org.apache.lucene.queryParser.standard.builders.StandardQueryBuilder;
+import org.apache.lucene.search.spans.SpanQuery;
+
+/**
+ * Sets up a query tree builder to build a span query tree from a query node
+ * tree.
+ *
+ *
+ * The defined map is:
+ * - every BooleanQueryNode instance is delegated to the SpanOrQueryNodeBuilder
+ * - every FieldQueryNode instance is delegated to the SpanTermQueryNodeBuilder
+ *
+ */
+public class SpansQueryTreeBuilder extends QueryTreeBuilder implements
+ StandardQueryBuilder {
+
+ public SpansQueryTreeBuilder() {
+ setBuilder(BooleanQueryNode.class, new SpanOrQueryNodeBuilder());
+ setBuilder(FieldQueryNode.class, new SpanTermQueryNodeBuilder());
+
+ }
+
+ @Override
+ public SpanQuery build(QueryNode queryTree) throws QueryNodeException {
+ return (SpanQuery) super.build(queryTree);
+ }
+
+}